AFF A400, AFF C400, FAS8300, FAS8700 During the BMC firmware upgrade, "SP heartbeat missed" events are seen on the node: [Node-01: spmgrd: sp.heartbeat.stopped:error]: Have not received a IPMI heartbe...AFF A400, AFF C400, FAS8300, FAS8700 During the BMC firmware upgrade, "SP heartbeat missed" events are seen on the node: [Node-01: spmgrd: sp.heartbeat.stopped:error]: Have not received a IPMI heartbeat from the Service Processor (SP) in last 600 seconds. To prevent hardware damage and data loss, the system will shut down in 10 minutes. [Node-01: env_mgr: monitor.shutdown.emergency:EMERGENCY]: Emergency shutdown: Environmental Reason Shutdown (System reboot to recover the BMC)